<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>自动滑动轮播</title>
    <link rel="stylesheet" href="index.css">
</head>
<body>
    <div id="wrapper">
        <ul>
            <li><img src="https://www.eveningwater.com/static/page/CSS/css-code-50-image/comic-girl-01.jpg"/></li>
            <li><img src="https://www.eveningwater.com/static/page/CSS/css-code-50-image/comic-girl-02.jpg"/></li>
            <li><img src="https://www.eveningwater.com/static/page/CSS/css-code-50-image/comic-girl-03.jpg"/></li>
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        </ul>
    </div>
    <input type="button" id="btn1" value="向左"/>
    <input type="button" id="btn2" value="向右"/>
</body>
<script src="index.js"></script>
</html>